RexWindow (Apache Calcite API)

java.lang.Object
- org.apache.calcite.rex.RexWindow

```
public class RexWindow
extends java.lang.Object
```
Specification of the window of rows over which a RexOver windowed aggregate is evaluated.
Treat it as immutable!

Field Summary

Fields
Modifier and Type	Field	Description
`private java.lang.String`	`digest`
`private boolean`	`isRows`
`private RexWindowBound`	`lowerBound`
`com.google.common.collect.ImmutableList<RexFieldCollation>`	`orderKeys`
`com.google.common.collect.ImmutableList<RexNode>`	`partitionKeys`
`private RexWindowBound`	`upperBound`

Constructor Summary

Constructors
Constructor	Description
`RexWindow(java.util.List<RexNode> partitionKeys, java.util.List<RexFieldCollation> orderKeys, RexWindowBound lowerBound, RexWindowBound upperBound, boolean isRows)`	Creates a window.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`private java.lang.String`	`computeDigest()`
`boolean`	`equals(java.lang.Object that)`
`RexWindowBound`	`getLowerBound()`
`RexWindowBound`	`getUpperBound()`
`int`	`hashCode()`
`boolean`	`isRows()`
`java.lang.String`	`toString()`

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

partitionKeys

public final com.google.common.collect.ImmutableList<RexNode> partitionKeys

orderKeys

public final com.google.common.collect.ImmutableList<RexFieldCollation> orderKeys

lowerBound

private final RexWindowBound lowerBound

upperBound

private final RexWindowBound upperBound

isRows
```
private final boolean isRows
```

digest
```
private final java.lang.String digest
```

Constructor Detail
- RexWindow
```
RexWindow(java.util.List<RexNode> partitionKeys,
          java.util.List<RexFieldCollation> orderKeys,
          RexWindowBound lowerBound,
          RexWindowBound upperBound,
          boolean isRows)
```
  Creates a window.
  If you need to create a window from outside this package, use RexBuilder.makeOver(org.apache.calcite.rel.type.RelDataType, org.apache.calcite.sql.SqlAggFunction, java.util.List<org.apache.calcite.rex.RexNode>, java.util.List<org.apache.calcite.rex.RexNode>, com.google.common.collect.ImmutableList<org.apache.calcite.rex.RexFieldCollation>, org.apache.calcite.rex.RexWindowBound, org.apache.calcite.rex.RexWindowBound, boolean, boolean, boolean, boolean).

Method Detail

toString
```
public java.lang.String toString()
```
Overrides:

toString in class java.lang.Object

hashCode
```
public int hashCode()
```
Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object that)

Overrides:: equals in class java.lang.Object

computeDigest

private java.lang.String computeDigest()

getLowerBound
```
public RexWindowBound getLowerBound()
```

getUpperBound
```
public RexWindowBound getUpperBound()
```

isRows
```
public boolean isRows()
```